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| author | Hans Verkuil <hverkuil@xs4all.nl> | 2010-11-26 06:54:53 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-12-01 20:10:20 -0200 |
| commit | ca9afe6f87b569cdf8e797395381f18ae23a2905 (patch) | |
| tree | 9c5475baf2bb90f05fe25e8ca6fa8f53c2fc05dc /drivers/media/video/uvc | |
| parent | 879aa24d6394aa04b690a600a41ff500441ad384 (diff) | |
| download | linux-stable-ca9afe6f87b569cdf8e797395381f18ae23a2905.tar.gz linux-stable-ca9afe6f87b569cdf8e797395381f18ae23a2905.tar.bz2 linux-stable-ca9afe6f87b569cdf8e797395381f18ae23a2905.zip | |
[media] v4l2-dev: fix race condition
The unregister function had a race condition with the v4l2_open
function. Ensure that both functions test and clear the REGISTER
flag from within a critical section.
Thanks to Laurent Pinchart for finding this race.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/uvc')
0 files changed, 0 insertions, 0 deletions